= phenomenon =
Unresponsive maintainer, no answer to bugs, no updates of packages

No documented packaging activity since 2014-04-29
http://koji.fedoraproject.org/koji/buildinfo?buildID=514037
http://koji.fedoraproject.org/koji/builds?userID=thias

= background analysis =
https://bugzilla.redhat.com/show_bug.cgi?id=1082236
and many more.

Note: There had been a larger number of issues with his packages, which have been addressed and closed by collaborative activities.
Some of his packages suffer from old-age and therefore should be considered candidates for retirement.

= implementation recommendation =
Find new maintainers for the package he owns.